Sensei's Library provides an RDF/RSS feed of RecentChanges.
If you don't know what RDF/RSS is have a look at the following links:
From the RSS workshop page:
RSS is a protocol, an application of XML, that provides an open method of syndicating and aggregating web content. Using RSS files, you can have constantly updated content from web sites delivered to you via a news aggregator, a piece of software specifically tailored to receive these types of feeds. RSS powers many popular applications such as weblogs and news syndication.
URI:http://senseis.xmp.net/?rss=mro
Version: RSS 1.0 Frequency: every other hour (suggested) Validate:
Archive.org RSS Validator
URI:http://senseis.xmp.net/?rss=flat
Version: RSS 1.0 Frequency: every other hour (suggested) Validate:
Archive.org RSS Validator